CN107161120B - A kind of Linear adjustable pedal sense simulator and its brake treadle mechanism - Google Patents
A kind of Linear adjustable pedal sense simulator and its brake treadle mechanism Download PDFInfo
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- CN107161120B CN107161120B CN201710224140.0A CN201710224140A CN107161120B CN 107161120 B CN107161120 B CN 107161120B CN 201710224140 A CN201710224140 A CN 201710224140A CN 107161120 B CN107161120 B CN 107161120B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/02—Brake-action initiating means for personal initiation
- B60T7/04—Brake-action initiating means for personal initiation foot actuated
- B60T7/042—Brake-action initiating means for personal initiation foot actuated by electrical means, e.g. using travel or force sensors
Abstract
The invention discloses a kind of Linear adjustable pedal sense simulator and its brake treadle mechanisms, brake treadle mechanism includes mounting bracket, brake pedal, Linear adjustable pedal sense simulator and inductive pick-up, inductive pick-up for perceiving the braking intention of driver in advance, pedal displacement sensor is used to accurately identify the braking intention of driver, and pedal sense simulator includes shell, the first elastic parts, the second elastic parts, third elastic parts, drive connection mechanism and emergency button.The present invention is compared to the prior art, it is successively respectively the analog form of main effect using the second elastic parts, the first elastic parts, third elastic parts, can effective simulating brake pedal gear control feel, drive connection mechanism can realize the characteristic adjusting of braking operation；Compact-sized, easy to operate, rapidly, brake feel is adjustable, improves stability, the comfortableness and security of braking, and have the function of pre-identification braking intention and emergency brake for response.
Description
Technical field
The invention belongs to vehicle brake apparatus technical fields, and in particular to a kind of Linear adjustable pedal sense simulator and
Its brake treadle mechanism.
Background technique
Braking system is one of important component of automobile chassis, is directly related to comprehensive vehicle performance and lives and properties
Safety.Although conventional hydraulic formula, pneumatic brake system can satisfy the requirements of existing brake legislation, there is pipes
Complexity is arranged, by vacuum booster unit, braking response speed are relatively slow, braking moment actively can not be adjusted and be difficult to and other in road
The deficiencies of system integration controls place, is not suitable for the demand for development of the integrated control of automobile especially electric automobile chassis.
Line control brake system realizes the decoupling of brake treadle mechanism and brake actuator, mainly there is electro-hydraulic brake
System (EHB) and two kinds of electromechanical braking system (EMB), eliminate straight between brake treadle mechanism and brake actuator
It connects in succession, using electric wire as information transmission media, electronic control unit identifies braking intention, control system according to relevant sensor signals
Dynamic executing agency's movement, realizes the control to each wheel braking force, fast with vacuum booster unit, dynamic response is not depended on
Speed is easily integrated the advantages that control, compensates for the deficiency on Conventional braking systems structural principle.
Since brake treadle mechanism and brake actuator realize decoupling, so that the brake pedal of line control brake system is not
Traditional vacuum booster unit is depended on again, brake pedal structure and operator brake feeling etc. can all vary widely, because
This needs to carry out brand-new design to automobile line control brake system brake treadle mechanism.Currently, in the existing automobile brake that can be inquired
It is the hair that Authorization Notice No. is CN101982356B with the maximally related technology of the present invention in Braking system pedal gear relevant information
Bright patent --- automobile brake pedal mechanism and its pedal sense simulator and Authorization Notice No. are CN201989768U practical new
A kind of type patent --- brake pedal apparatus of automobile line control brake system.Foregoing invention is driven using pedal displacement sensor identification
The braking intention for the person of sailing improves brake pedal using magnetorheological fluid variable damp characteristics dynamic regulation brake pedal damping force
Feeling and automobile brake perfrmance.Foregoing invention is known using piezoelectric type pedal pressing force sensor with pedal Linear displacement transducer jointly
The braking intention of other driver, pedal sense analog functuion part use dual spring mechanism, only outer in the braking of middle small intensity
Lateral spring works；In high-intensitive or emergency braking, medial and lateral spring simultaneously participates in work.But magnetic current in foregoing invention
Become piezoelectric type pedal pressing force sensor etc. in liquid formula pedal sense simulator and foregoing invention, all in the presence of structure is complicated, control is numerous
The problems such as trivial, higher cost and difficult realization, and both do not account for braking intention pre-identification and emergency brake function.To mesh
Before until, with braking intention pre-identification and emergency brake function Linear adjustable pedal sense simulator and its brake pedal
Mechanism, which also rarely has, to be referred to.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of Linear adjustable pedal sense simulator and its brakings
Pedal gear.
In order to achieve the above object, technical scheme is as follows:
The present invention provides a kind of Linear adjustable pedal sense simulator, comprising:
Shell, including front shell and aft case, front shell include outer circle rod structure and interior cylindrical structure, interior cylinder
Structure setting is in outer circle rod structure and forming axial cylindrical cavity and axial circle ring chamber, outer circle rod structure and interior cylindrical structure
Any axial end face be equipped with cover board of front end, the shaft core position of cover board of front end, which is equipped with, is used for the movable through-hole of brake pushrod；Afterwards
Portion's shell be equipped with rear portion axial cavity, aft case connect with front shell and the axle center of the two on the same line, rear portion shell
The axial end face of body is equipped with rear-end plate, and mounting hole is arranged on rear-end plate；
Three elastic parts, including the first elastic parts, the second elastic parts and third elastic parts, the first elastic parts,
Second elastic parts and third elastic parts seal and be movably set to respectively axial cylindrical cavity, axial circle ring chamber and after
On the wall body of portion's axial cavity, in front shell and aft case and it is located at the first elastic parts, the second elastic parts and third
Hydraulic oil is filled in space between elastic parts；
Brake pushrod, the through-hole for passing through cover board of front end are connect with the first elastic parts；
Drive connection mechanism is set to the outside of rear-end plate and connect across mounting hole with third elastic parts；
Emergency button is set on third elastic parts, and emergency button is mechanical contact-type switch, and emergency button is normal
Open state.
The present invention compared to the prior art, is successively divided using the second elastic parts, the first elastic parts, third elastic parts
Not Wei main effect analog form, can effective simulating brake pedal gear control feel；Meanwhile drive connection mechanism realizes system
It starts building to make characteristic adjusting；Compact-sized, easy to operate, rapidly, brake feel is adjustable, improves the stabilization of braking for response
Property, comfortableness and security.
As a preferred option, the first above-mentioned elastic parts include the first spring-leaf retainer, the first spring, first piston and
Emergency push rod, the first spring-leaf retainer and first piston are set in turn in axial circular by its front end along the axial of front shell to the back-end
In column cavity, the first spring is set between the first spring-leaf retainer and first piston and in the initial state by the first spring-leaf retainer
It is close proximity to the inside of cover board of front end, the wall body sealed connection of first piston and axial cylindrical cavity, emergency push rod is set to first
Piston rod is close to the side of rear-end plate.
The second above-mentioned elastic parts includes second spring and annular piston, and annular piston is sealed at axial circular ring cavity
On the wall body of body, second spring is set in axial circular ring cavity body and between cover board of front end and annular piston, the first spring
Stiffness coefficient be greater than second spring stiffness coefficient.
Above-mentioned third elastic parts includes elastic element and second piston, and second piston and the sealing of rear portion axial cavity connect
It connects, elastic element is made by elastoplastic, and elastic element is cylindrical structure, and elastic element is set in second piston, is answered
Anxious switch is set to the center in second piston and being located at elastic element.Elastic element is made by elastoplastic, system
It can restore under the action of natural resiliency after dynamic.
Above-mentioned drive connection mechanism includes nut, screw rod and driving motor, and driving motor is set to the outer of rear-end plate
Side and its output end is connect with screw rod, screw rod is actively located in mounting hole, and nut is sheathed on screw rod and the spiral shell between screw rod
Line connection, the axial end face of nut are connect with second piston.
Using the above preferred scheme, filled with hydraulic in the space between first piston, annular piston and second piston
Oil, so that the first spring and second spring have certain preload in the initial state, so that the first spring-leaf retainer is tight
Lean against the inside of cover board of front end.Middle small intensity braking when, mainly by second spring simulate in small intensity brake feel；Big
When intensity is braked, the brake feel of big intensity is mainly simulated by the first spring；In emergency braking, driving motor movement drives silk
Bar rotation, to drive second piston mobile, reduces the flow area of hydraulic oil so that end casing direction is mobile forward for nut,
To suitably increase brake pedal resistance, brake feel is actively adjusted, the needs of when meeting emergency braking.
As a preferred option, the present invention also provides a kind of brake treadle mechanisms, comprising:
Mounting bracket, including connected the first mounting portion and the second mounting portion, the second installation position is in the first mounting portion
Lower section；
Brake pedal, including pedal body and pedal shaft, the top of pedal shaft are rotatably dispose on the first mounting portion,
Pedal body is set to the bottom end of pedal shaft to drive pedal shaft to rotate around the tie point of itself and the first mounting portion；
Linear adjustable pedal sense simulator, Linear adjustable pedal sense simulator are set on the second mounting portion,
Brake pushrod is also flexibly connected with pedal shaft；
Inductive pick-up is set on pedal body, for perceiving the braking intention of driver in advance；
Pedal displacement sensor is set on the first mounting portion and connect with the top of pedal shaft, for accurately knowing
The braking intention of other driver.
Using the above preferred scheme, inductive pick-up can perceive the braking intention of driver in advance, be that braking moment is real
It applies and braking force distribution offer is set aside some time, so as to shorten the corresponding time is braked, propose vehicle synthetical restraint performance；Pedal displacement
The control precision and fault-tolerant ability of braking system can be improved in sensor.
Meanwhile mounting bracket is the installation foundation of entire brake treadle mechanism, it is solid by bolt, nut and vehicle body, vehicle frame
Fixed connection, mounting bracket use L-type structure.
In addition, above-mentioned inductive pick-up is infrared-sensing type sensor or ultrasonic sensor, pedal displacement sensing
Device be it is double can rheostat angular displacement sensor or Hall-type angular displacement sensor.It is double can rheostat angular displacement sensor include induction
Device shell, induction shaft, the first sliding block, the first slide plate, the second sliding block and the second slide plate, inductor shell are set to the first installation
In portion, the first slide plate, the second slide plate are consistent for the radian of arcuate structure and the two, and the first slide plate and the second slide plate are fixedly installed on
In inductor shell, the one end for incuding the length direction of shaft is fixedly connected with the top of pedal shaft, and the first sliding block, second are slided
Block is set to the other end of the length direction of induction shaft and setting interval is provided therebetween, and the movement of the first sliding block is set to
On first slide plate, the movement of the second sliding block is set on the second slide plate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Linear adjustable pedal sense simulator of the invention.
Fig. 2 is the structural schematic diagram of automobile brake pedal mechanism of the invention.
Fig. 3 is the structural schematic diagram of pedal displacement sensor of the invention.
Fig. 4 is the circuit diagram of pedal displacement sensor of the invention.
Specific embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, as shown in Figure 1, providing a kind of line in one of embodiment of the invention
Property adjustable pedal sense simulator, comprising:
Shell, including front shell 10 and aft case 15, front shell 10 include outer circle rod structure and interior cylindrical structure,
Interior cylindrical structure is set in outer circle rod structure and is formed axial cylindrical cavity and axial circle ring chamber, outer circle rod structure and inner circle
Any axial end face of rod structure is equipped with cover board of front end, and the shaft core position of cover board of front end is equipped with movable logical for brake pushrod
Hole；Aft case 15 is equipped with rear portion axial cavity, and aft case 15 is connect with front shell 10 and the axle center of the two is the same as always
On line, the axial end face of aft case 15 is equipped with rear-end plate, and mounting hole is arranged on rear-end plate；
Three elastic parts, including the first elastic parts, the second elastic parts and third elastic parts, the first elastic parts,
Second elastic parts and third elastic parts seal and be movably set to respectively axial cylindrical cavity, axial circle ring chamber and after
On the wall body of portion's axial cavity, in front shell and aft case and it is located at the first elastic parts, the second elastic parts and third
Hydraulic oil is filled in space between elastic parts；
Brake pushrod 3, the through-hole for passing through cover board of front end are connect with the first elastic parts；
Drive connection mechanism is set to the outside of rear-end plate and connect across mounting hole with third elastic parts；
Emergency button 19 is set on third elastic parts, and emergency button is mechanical contact-type switch, and emergency button is
Normally open.
Present embodiment compared to the prior art, successively uses the second elastic parts, the first elastic parts, third elasticity group
Part is respectively the analog form of main effect, can effective simulating brake pedal gear control feel；Meanwhile drive connection mechanism can
Realize the characteristic adjusting of braking operation；Compact-sized, easy to operate, rapidly, brake feel is adjustable, improves braking for response
Stability, comfortableness and security.
As shown in Figure 1, in order to further optimize implementation result of the invention, in another embodiment of the invention
In, on the basis of foregoing teachings, the first above-mentioned elastic parts includes the first spring-leaf retainer 8, the first spring 11, first piston
13 and emergency push rod 14, the first spring-leaf retainer 8 and first piston 13 along front shell 10 it is axial by its front end to the back-end successively
It is set in axial cylindrical cavity, the first spring 11 is set between the first spring-leaf retainer 8 and first piston 13 and in initial shape
First spring-leaf retainer 8 is close proximity to the inside of cover board of front end, the wall body sealing of first piston 13 and axial cylindrical cavity connects when state
It connects, emergency push rod 14 is set to First piston bar 13 close to the side of rear-end plate.
Second elastic parts includes second spring 9 and annular piston 12, and annular piston 12 is sealed at axial circular ring cavity
On the wall body of body, second spring 9 is set in axial circular ring cavity body and between cover board of front end and annular piston 12, the first bullet
The stiffness coefficient of spring 11 is greater than the stiffness coefficient of second spring 9.
Third elastic parts includes elastic element 20 and second piston 18, and second piston 18 and the sealing of rear portion axial cavity connect
It connects, elastic element 20 is made by elastoplastic, and elastic element 20 is cylindrical structure, and elastic element 20 is set to second piston
On 18, emergency button 19 is set to the center in second piston 18 and being located at elastic element 20.Elastic element 20 is by elasticity
Plastic production forms, and can restore under the action of natural resiliency after braking.
Drive connection mechanism includes nut 17, screw rod 16 and driving motor 7, and driving motor 7 is set to the outer of rear-end plate
Side and its output end is connect with screw rod 16, screw rod 16 is actively located in mounting hole, nut 17 be sheathed on screw rod 16 and with silk
It is threadedly coupled between bar 16, the axial end face of nut 17 is connect with second piston 18.
Using the above preferred scheme, it is filled in the space between first piston 13, annular piston 12 and second piston 18
There is hydraulic oil, so that the first spring 11 and second spring 9 have certain preload in the initial state, so that the first bullet
Spring abutment circle 8 abuts against the inside of cover board of front end.
In the braking of middle small intensity, mainly by the brake feel of small intensity in the simulation of second spring 9.
In the braking of big intensity, the brake feel of big intensity is mainly simulated by the first spring 11.
In emergency braking, the movement of driving motor 7 drives screw rod rotation, so that end casing direction is mobile forward for nut 17,
So that second piston 18 is mobile, reduce the flow area of hydraulic oil, suitably increase brake pedal resistance, actively adjusts braking
Feel, the needs of when meeting emergency braking.Meanwhile meet an urgent need push rod 14 when being pushed to bottom emergency button be closed, emergency brake is provided
Signal starts alternate brake function according to automobile practical operation situation.If emergency button is closed, and braking deceleration and braking need
Ask consistent, then without starting alternate brake function；If emergency button is closed, and braking deceleration and braking requirement deviation are larger,
Alternate brake function is then enabled, implements car emergency braking, to improve vehicle safety energy.In addition, it is also necessary in time
By malfunction indicator lamp and audible alarm, driver is reminded to pay attention to.
When braking system when something goes wrong, brake pushrod can be shifted to bottom onto, 20 compressive deformation of elastic element is larger, so that answering
Anxious switch 19 is closed, and can start alternate brake function.Appropriate location in driver's cabin on instrument board is provided with brake feel tune
Regulating device, including " increase " and " reduction " two basic buttons.When pressing " increase " button, driving motor 7 is rotated forward, and is passed through
Nut 17 pushes second piston 18, and end casing direction is mobile forward, increases brake pedal force；When pressing " reduction " button, driving electricity
Machine 7 rotates backward, and driving second piston 18 by nut 17, end casing direction is mobile backward, reduces brake pedal force.Braking system
There are the storing mechanism of system different drivers to adjust the memory function of data, and different drivers can be by memory function, and a key is extensive
Characteristic working curve set by oneself multiple last time.
As shown in Fig. 2, in order to further optimize implementation result of the invention, in another embodiment of the invention
In, on the basis of foregoing teachings, the present invention also provides a kind of brake treadle mechanisms, comprising:
Mounting bracket 4, including connected the first mounting portion and the second mounting portion, the second installation position is in the first mounting portion
Lower section；
Brake pedal 1, including pedal body and pedal shaft, the top of pedal shaft are rotatably dispose in the first mounting portion
On, pedal body is set to the bottom end of pedal shaft to drive pedal shaft to rotate around the tie point of itself and the first mounting portion；
Linear adjustable pedal sense simulator 6, Linear adjustable pedal sense simulator 6 are set to the second mounting portion
On, brake pushrod is also flexibly connected with pedal shaft；
Inductive pick-up 2, is set on pedal body, for perceiving the braking intention of driver in advance；
Pedal displacement sensor 5 is set on the first mounting portion and connect with the top of pedal shaft, for accurately knowing
The braking intention of other driver.
Using the above preferred scheme, inductive pick-up 2 can perceive the braking intention of driver in advance, be that braking moment is real
It applies and braking force distribution offer is set aside some time, so as to shorten the corresponding time is braked, propose vehicle synthetical restraint performance；Pedal displacement
The control precision and fault-tolerant ability of braking system can be improved in sensor 5.
Wherein, mounting bracket 4 is the installation foundation of entire brake treadle mechanism, solid by bolt, nut and vehicle body, vehicle frame
Fixed connection, mounting bracket 4 use L-type structure.
In order to further optimize implementation result of the invention, in another embodiment of the invention, aforementioned interior
On the basis of appearance, above-mentioned inductive pick-up 2 be infrared-sensing type sensor or ultrasonic sensor, specifically can be according to reality
The selection of border situation.
Using the above preferred scheme, in automobile brake, when driver moves to right crus of diaphragm above brake pedal, induction
Sensor 2 can perceive in advance the braking intention of driver before driver implements practical braking, implement for braking moment and
Braking force distribution offer is set aside some time, and so as to shorten the corresponding time is braked, proposes vehicle synthetical restraint performance.Inductive pick-up 2
The time difference between signal and the generation signal of pedal displacement sensor 5 is being generated in detection range by inductive pick-up 2, it can
Prejudge the urgency level of this braking.Different urgency levels, brake actuator use different control strategies, such as
When emergency braking, brake actuator should increase braking moment and increase speed with what pedal displacement changed, enable automobile fast
Speed parking, and improve brake safe performance.
In order to further optimize implementation result of the invention, in another embodiment of the invention, aforementioned interior
On the basis of appearance, above-mentioned pedal displacement sensor 5 be it is double can rheostat angular displacement sensor or Hall-type angular displacement sensor,
It can specifically select according to the actual situation.
As shown in Figure 3 to Figure 4, it is double can rheostat angular displacement sensor include that inductor shell, induction shaft 21, first are sliding
Block 22, the first slide plate 23, the second sliding block 25 and the second slide plate 24, inductor shell are set on the first mounting portion, the first slide plate
23, the second slide plate 24 is consistent for the radian of arcuate structure and the two, and the first slide plate 23 and the second slide plate 24 are fixedly installed on induction
In device shell, one end of length direction of induction shaft 21 is fixedly connected with the top of pedal shaft, and the first sliding block 22, second is sliding
Block 25 is set to the other end of the length direction of induction shaft 21 and setting interval is provided therebetween, and the first sliding block 22 is mobile
It is set on the first slide plate 23, the movement of the second sliding block 25 is set on the second slide plate 24.
Using the above preferred scheme, two slide plates and two sliding blocks respectively in connection with, constitute two slide rheostat G101,
G102.When driver steps on brake pedal, induction shaft is rotated with pedal shaft, and the first sliding block 22, the second sliding block 25 divide
It is not slided on the first slide plate 23, the second slide plate 24, pedal displacement and change in displacement rate information is exported, for judging driver's
Braking intention.The control precision and fault-tolerant ability of braking system can be improved in two slide rheostat cooperatings.If wherein one
A failure can work on according to another signal, and warning reminding driver repairs as early as possible in time.
The above are merely the preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art,
Without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (9)
1. a kind of Linear adjustable pedal sense simulator characterized by comprising
Shell, including front shell and aft case, front shell include outer circle rod structure and interior cylindrical structure, interior cylindrical structure
It is set in outer circle rod structure and is formed its of axial cylindrical cavity and axial circle ring chamber, outer circle rod structure and interior cylindrical structure
Middle one side axial end face is equipped with a common cover board of front end, and the shaft core position of cover board of front end is equipped with for brake pushrod activity
Through-hole；Aft case is equipped with rear portion axial cavity, and aft case is connect with front shell and the axle center of the two is in same straight line
On, the axial end face of aft case is equipped with rear-end plate, and mounting hole is arranged on rear-end plate；
Three elastic parts, including the first elastic parts, the second elastic parts and third elastic parts, the first elastic parts, second
Elastic parts and third elastic parts seal respectively and are movably set to axial cylindrical cavity, axial circle ring chamber and rear axle
To on the wall body of cavity, in front shell and aft case and it is located at the first elastic parts, the second elastic parts and third elasticity
Hydraulic oil is filled in space between component；
Brake pushrod, the through-hole for passing through cover board of front end are connect with the first elastic parts；
Drive connection mechanism is set to the outside of rear-end plate and connect across mounting hole with third elastic parts；
Emergency button is set on third elastic parts.
2. Linear adjustable pedal sense simulator according to claim 1, which is characterized in that the first elastic parts includes
The axis of first spring-leaf retainer, the first spring, first piston and emergency push rod, the first spring-leaf retainer and first piston along front shell
The front end Xiang Youqi is set in turn in axial cylindrical cavity to the back-end, and the first spring is set to the first spring-leaf retainer and first piston
Between and the first spring-leaf retainer is close proximity to the inside of cover board of front end in the initial state, first piston and axial cylindrical cavity
Wall body is tightly connected, and emergency push rod is set to side of the first piston close to rear-end plate.
3. Linear adjustable pedal sense simulator according to claim 2, which is characterized in that the second elastic parts includes
Second spring and annular piston, annular piston are sealed on the wall body of axial circle ring chamber, and second spring is set to axial direction
In circle ring chamber and between cover board of front end and annular piston, the stiffness coefficient of the first spring is greater than the rigidity system of second spring
Number.
4. Linear adjustable pedal sense simulator according to claim 3, which is characterized in that third elastic parts includes
Elastic element and second piston, second piston and rear portion axial cavity are tightly connected, and elastic element is made by elastoplastic,
Elastic element is cylindrical structure, and elastic element is set in second piston, and emergency button is set in second piston and is located at bullet
The center of property element.
5. Linear adjustable pedal sense simulator according to claim 4, which is characterized in that drive connection mechanism includes
Nut, screw rod and driving motor, driving motor is set to the outside of rear-end plate and its output end is connect with screw rod, screw rod activity
It is arranged in mounting hole, nut is sheathed on screw rod and is threadedly coupled between screw rod, the axial end face and second piston of nut
Connection.
6. a kind of brake treadle mechanism characterized by comprising
Mounting bracket, including connected the first mounting portion and the second mounting portion, the second installation position is in the lower section of the first mounting portion；
Brake pedal, including pedal body and pedal shaft, the top of pedal shaft are rotatably dispose on the first mounting portion, pedal
Ontology is set to the bottom end of pedal shaft to drive pedal shaft to rotate around the tie point of itself and the first mounting portion；
Linear adjustable pedal sense simulator as described in any one in claim 1-5, the simulation of Linear adjustable pedal sense
Device is set on the second mounting portion, and brake pushrod is also flexibly connected with pedal shaft；
Inductive pick-up is set on pedal body, for perceiving the braking intention of driver in advance；
Pedal displacement sensor is set on the first mounting portion and connect with the top of pedal shaft, drives for accurately identifying
The braking intention for the person of sailing.
7. brake treadle mechanism according to claim 6, which is characterized in that inductive pick-up is infrared-sensing type sensor
Or ultrasonic sensor.
8. brake treadle mechanism according to claim 6, which is characterized in that pedal displacement sensor be it is double can rheostat angle
Displacement sensor or Hall-type angular displacement sensor.
9. brake treadle mechanism according to claim 8, which is characterized in that it is double can rheostat angular displacement sensor include sense
Device shell, induction shaft, the first sliding block, the first slide plate, the second sliding block and the second slide plate, inductor shell is answered to be set to the first peace
In dress portion, the first slide plate, the second slide plate are consistent for the radian of arcuate structure and the two, the first slide plate and the fixed setting of the second slide plate
It is fixedly connected in the one end in inductor shell, incuding the length direction of shaft with the top of pedal shaft, the first sliding block, second
Sliding block is set to the other end of the length direction of induction shaft and setting interval is provided therebetween, the mobile setting of the first sliding block
In on the first slide plate, the movement of the second sliding block is set on the second slide plate.
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| CN201710224140.0A CN107161120B (en) | 2017-04-07 | 2017-04-07 | A kind of Linear adjustable pedal sense simulator and its brake treadle mechanism |
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| CN201710224140.0A CN107161120B (en) | 2017-04-07 | 2017-04-07 | A kind of Linear adjustable pedal sense simulator and its brake treadle mechanism |
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| CN109987074B (en) * | 2017-12-29 | 2021-07-09 | 比亚迪股份有限公司 | Pedal feel simulator, line control brake system and vehicle |
| CN110126959A (en) * | 2018-02-02 | 2019-08-16 | 张奉琦 | A kind of anti-deadlock hydraulic brake system framework and its implementation method |
| GB2579782A (en) * | 2018-12-13 | 2020-07-08 | Continental Automotive Romania Srl | Adjustable closing cover |
| CN112277904B (en) * | 2020-10-10 | 2022-01-04 | 精诚工科汽车系统有限公司 | Pedal feel simulator and car |
| CN112298139B (en) * | 2020-11-09 | 2021-08-24 | 苏州海之博电子科技有限公司 | Running method of pedal simulation mechanism |
| CN112918442A (en) * | 2021-03-19 | 2021-06-08 | 江苏理工学院 | Pedal mechanism with active adjustment of brake feeling and pedal position of new energy vehicle |
| CN112918441A (en) * | 2021-03-19 | 2021-06-08 | 江苏理工学院 | Active adjusting type control mechanism for brake feeling and pedal position of electric automobile |
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